circular symlink reference fix
Add test
Merge pull request #1 from codio/ignore_symlink

Circular symlink reference fix
Catch exceptions during get information about file
Merge pull request #2 from codio/3588_sl_fix

Catch exceptions during get information about file
Fix tests for exception catches on file stats.
Update .gitignore for use with tern.
Emit deletes safe so they correspond to create events.
Add test for snr replacement.
Merge pull request #3 from codio/replace

Emit deletes safe so they correspond to create events.